module MIME
module MIME::Types::Columnar
class MIME::Type
class MIME::Type::Columnar
class MIME::Type::InvalidContentType
class MIME::Type::InvalidEncoding
class MIME::Types
class MIME::Types::Container
class MIME::Types::Loader
class MIME::Types::NullLogger
class MIME::Types::WarnLogger
class MIME::Types::WarnLogger::WarnLogDevice
mime-types
3.6.2
# add
def add(key, value) (container[key] ||= Set.new).add(value) end